# -*- coding: utf-8 -*-
import tkinter as tk
import tkinter.ttk as ttk
root = tk.Tk()
root.title("tk27.py")
root.geometry("300x250")
#####################################
def formb1():
    if openVar.get() == 1:
        tk.filedialog.askopenfilename(title = 'Open')
        openVar.set(0)
    
    if saveVar.get() == 1:
        tk.filedialog.askopenfilename(title = 'Save')
        saveVar.set(0)

topFrame = tk.Frame(root, bg = 'lightgrey')
mb1 = tk.Menubutton(topFrame, text = "File", relief = 'raised')
mb1.menu = tk.Menu(mb1, tearoff = 0, bg = 'lightyellow', 
        activeforeground = 'blue', activebackground = 'pink')
mb1["menu"] = mb1.menu
openVar = tk.IntVar()
mb1.menu.add_checkbutton(label = 'Open', 
                         variable = openVar, command = formb1)
mb1.menu.add_separator()
saveVar = tk.IntVar()
mb1.menu.add_checkbutton(label = 'Save', 
                         variable = saveVar, command = formb1)
mb1.grid(row = 0, column = 0)

def formb2():
    if helpVar.get() == 1:
        tk.messagebox.showinfo("Help", "Version 1.0")
        helpVar.set(0)
        
    if searchVar.get() == 1:
        tk.messagebox.showinfo("Search","Searching...")
        searchVar.set(0)

mb2 = tk.Menubutton(topFrame, text = 'Help', relief = 'raised')
mb2.help = tk.Menu(mb2)
mb2["menu"] = mb2.help
helpVar = tk.IntVar()
mb2.help.add_checkbutton(label = 'Help', 
                         variable = helpVar, command = formb2)
searchVar = tk.IntVar()
mb2.help.add_checkbutton(label = 'Search', 
                         variable = searchVar, command = formb2)
mb2.grid(row = 0, column = 1)
topFrame.pack(fill = tk.X)

#------------------------------------

ttk.Style().configure('TFrame', background = 'lightpink')
ttk.Style().configure('TMenubutton', 
         font = "Times 10 bold", foreground = 'blue')

bottomFrame = ttk.Frame(root, style = 'TFrame')

mb3 = ttk.Menubutton(bottomFrame, text = 'Edit')
mb3.menu = tk.Menu(mb3, tearoff = 0)
mb3["menu"] = mb3.menu
mb3.menu.add_command(label = 'Copy', command = lambda: 
    tk.messagebox.showinfo("Copy", "Copying..."))
mb3.menu.add_command(label = 'Paste', command = lambda: 
    tk.messagebox.showinfo("Paste", "Pasting..."))
mb3.grid(row = 0, column = 0)

mb4 = ttk.Menubutton(bottomFrame, text = 'Source')
mb4.menu = tk.Menu(mb4, tearoff = 0)
mb4["menu"] = mb4.menu
mb4.menu.add_command(label = 'Source A', command = lambda: 
    tk.messagebox.showinfo("A", "Obtaining Source A..."))
mb4.menu.add_command(label = 'Source B', command = lambda: 
    tk.messagebox.showinfo("B", "Obtaining Source B..."))
mb4.grid(row = 0, column = 1)

bottomFrame.pack(side = tk.BOTTOM, fill = tk.X)



#####################################
root.mainloop()